Allergies & Asthma

Sinusitis is an inflammation of the sinuses. Ethmoid sinusitis is the inflammation of a specific group of sinuses — the ethmoid sinuses — which sit between the nose and eyes. The ethmoid sinuses are hollow spaces in the bones around the nose. They have a lining of mucus to help prevent the nose from drying

A rash is a change in the skin that can result in bumpy, blotchy, or scaly patches. Many people have had an itchy rash at some point in their lives. Many are harmless and will go away on their own, but others may be more persistent due to underlying causes or conditions. Many different factors

“Kissing bug” is the common name for a species of bug called triatomines. The bugs get their common name because they tend to leave bite marks on the face. The main risk associated with kissing bugs is the presence of a parasite in their feces, which can cause Chagas disease in the people it infects.

A split lip refers to an open cut or sore in the lip. Lip skin is delicate and prone to cracking in cold, dry weather, which can easily lead to a split lip. A split lip can be annoying and painful, and it may bleed or sting. Most cases of a split lip are due

Pain under the left armpit can be concerning, and many people associate any pain on the left side of their body with a heart attack. However, most of the time, pain under the left armpit has a less serious cause. The armpit is a complex meeting point for muscles and connective tissues, lymph nodes, and

Nut allergies are among the most common food allergies, and they include reactions to almonds, walnuts, and pecans. An allergy to peanuts, however, is not technically a nut allergy. Many of the 1.2% of people in the United States who are allergic to peanuts may mistakenly believe that they have a nut allergy, but peanuts

The results of a new study suggest that a single injection of an antibody called etokimab may halt peanut allergy for at least 2 weeks. Share on PinterestThe results of a new trial offer hope for fighting off peanut allergy. Of the 15 participants with severe peanut allergy who took part in the small trial,

While 10% of people in the United States report being allergic to penicillin, 9 in 10 are not. However, this can be difficult to scratch from medical records. Share on PinterestNew research suggests that many adults who used to be allergic to penicillin in their childhood may have outgrown the allergy. So concludes one of

An allergy is the immune system’s reaction to a foreign substance, or allergen, in the body. Typical symptoms of seasonal and environmental allergies include a runny nose, sneezing, sinus congestion, and itchy eyes. A less common symptom of allergies is vertigo, which is a severe form of dizziness. A person may experience this symptom during

Doctors prescribe anti-inflammatory drugs long or short term to treat a range of conditions from allergies to arthritis. But could some of these drugs actually increase the risk for another chronic condition — diabetes? Share on PinterestRegular doses of glucocorticoids may increase the risk of diabetes, some researchers argue. Glucocorticoids are a type of anti-inflammatory

The word shock can describe several different situations. Medical shock happens when the body’s cells do not get enough oxygen-rich blood. It is not a disease but a result of an illness or injury. A person may also feel shocked when they experience something unexpected. This shock is psychological and usually does not cause any

Numbness means an absence of feeling or loss of sensation. A numb face can be a symptom of one of many health conditions, including migraine and allergies. Numbness on any part of the body usually occurs as a result of damage to the nerves or a disturbance in their function. Problems with the nerves can

Epinephrine, also called adrenaline, is a hormone that the adrenal glands produce in the body. People use artificial epinephrine as a medication to treat severe allergic reactions. People who have allergies to specific foods, insect venom, or other substances often carry an epinephrine auto-injector to self-administer the drug in emergencies. Many people refer to this

Some people experience itchiness, redness, or swelling after using a condom. These can be symptoms of a latex allergy. Latex comes from the milky sap of rubber trees. Manufacturers use latex in a variety of medical and commercial products, including condoms. Natural rubber latex contains proteins that can cause allergic reactions. According to a 2016

Nosebleeds occur when blood vessels in the nose burst and blood flows out. In response to this damage, the body forms a blood clot in the nose. It does this to reduce the blood leaking out and to repair damage to the vessels. Nosebleeds are very common and rarely harmful. The blood clot that forms

Although most people can recognize a bee, hornet, or wasp as being a risk for stinging, many perceive flies as harmless. However, there are several types of biting fly. Although not all flies bite, those that do can be an irritation and danger to some people. This article will describe different flies that bite and

An itchy mouth is a common symptom of viral or fungal infections. It also frequently occurs during allergic reactions. Itchiness within the mouth can range from mild to severe, depending on the underlying issue. In this article, we explore the causes of an itchy mouth. We also describe treatment options, strategies for prevention, and when

New research has linked the use of prescription drugs for stomach acid to a higher likelihood of developing allergies afterward. New research finds a link between PPIs and the risk of allergies. Due to the study’s design, the results do not prove that gastric acid reducers — such as proton pump inhibitors (PPIs) — actually

Having an itchy neck can be frustrating. The itch may appear with or without a rash, and its potential causes include irritants and allergic reactions. Many home remedies, including cold wraps, can help soothe the sensation of itching. Having an itchy neck can range from being very mild to extremely irritating. Along with the itch,

Itchy skin, which doctors call pruritus, is a common symptom that can affect any part of the body. When it affects the chest, this can indicate a range of causes, including allergic reactions, psoriasis, and kidney or liver problems. Depending on the cause, the itchiness may either remain confined to the chest or affect the

A rash that develops under the breast, or on the chest, may result from skin irritation or an allergic reaction. Other causes can include infections and skin conditions, such as eczema and psoriasis. In this article, we describe some of the causes of a rash under the breast and the options for treatment. We also

Regardless of when a person catches a cold, the cause is a virus. As the weather turns warm, the viruses that cause most colds tend to shift. Enteroviruses cause many summer colds, triggering upper respiratory symptoms such as a runny nose and sore throat, as well as stomach problems. Enteroviruses are more common in the

The main symptoms of a shellfish allergy vary, but they can include vomiting, diarrhea, stomach pain, shortness of breath, coughing, chest pain, and swelling of the face, lips, tongue, or throat. These symptoms can occur within minutes of ingesting shellfish, but they may sometimes not appear for several hours. There are two different types of

Asthma is a chronic lung condition in which the airways narrow and become inflamed, which leads to wheezing, coughing, and chest tightness. Extrinsic asthma and intrinsic asthma are subtypes of asthma. The symptoms of these subtypes are the same, but they have different triggers: Extrinsic asthma symptoms occur in response to allergens, such as dust

The number of people choosing nondairy, plant-based alternatives to cow’s milk appears to be growing. So, how do these different milks compare nutritionally? Research from 2018 says that eating and drinking milk that comes from cows has been falling, with interest in alternative milks rising. Some of the different types of plant-based milk products include:

Skeeter syndrome refers to a significant allergic reaction to mosquito bites. Although most people will have some form of reaction to a mosquito bite, it is usually just an annoyance. However, people with skeeter syndrome are very sensitive to these bites and may develop a fever. The common symptoms of a mosquito bite include a

A wheeze is a whistling noise from the airways. Often the sound is high-pitched and occurs as a result of the airways narrowing, which causes their walls to vibrate. People may wheeze due to a long-term condition, such as asthma or chronic obstructive pulmonary disease (COPD), or a short-term condition, such as bronchitis or pneumonia.

Researchers from Germany and Switzerland have recently investigated the possible associations between conditions relating to mental health, such as depression and anxiety, and the presence of different types of allergy. Their findings, they say, should prompt scientists to pay more attention to these links. New research identifies an association between generalized anxiety and the presence